21343064668520

Names of 21343064668520

• Cardinal: 21343064668520 can be written as Twenty-one trillion, three hundred forty-three billion, sixty-four million, six hundred sixty-eight thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.134306466852 × 10¹³

Factors of 21343064668520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 11764

Divisors of 21343064668520

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 14 19 20 28 35 38 40 56 70 76 95 133 140 152 190 266 280 367 380 532 665 734 760 1061 1064 1330 1468 1835 2122 2569 2660 2936 3670 4244 5138 5305 5320 6973 7340 7427 8488 10276 10303 10610 12845 13946 14680 14854 20159 20552 20606 21220 25690 27892 29708 34865 37135 40318 41212 42440 48811 51380 51515 55784 59416 69730 72121 74270 80636 82424 97622 100795 102760 103030 139460 141113 144242 148540 161272 195244 195757 201590 206060 244055 278920 282226 288484 297080 360605 389387 390488 391514 403180 412120 488110 564452 576968 705565 721210 778774 783028 806360 976220 978785 1128904 1370299 1411130 1442420 1557548 1566056 1946935 1952440 1957570 2725709 2740598 2822260 2884840 3115096 3781201 3893870 3915140 5451418 5481196 5644520 6851495 7398353 7562402 7787740 7830280 10902836 10931483 10962392 13628545 13702990 14796706 15124804 15575480 18906005 21805672 21862966 26468407 27257090 27405980 29593412 30249608 36991765 37812010 43725932 51788471 52936814 54514180 54657415 54811960 59186824 71842819 73983530 75624020 76520381 87451864 103576942 105873628 109028360 109314830 132342035 143685638 147967060 151248040 153040762 207153884 207698177 211747256 218629660 258942355 264684070 287371276 295934120 306081524 359214095 382601905 414307768 415396354 437259320 502899733 517884710 529368140 574742552 612163048 718428190 765203810 830792708 1005799466 1035769420 1038490885 1058736280 1436856380 1453887239 1530407620 1661585416 2011598932 2071538840 2076981770 2514498665 2873712760 2907774478 3060815240 4011854261 4023197864 4153963540 5028997330 5815548956 7269436195 8023708522 8307927080 10057994660 11631097912 14538872390 16047417044 20059271305 20115989320 28082979827 29077744780 32094834088 40118542610 56165959654 58155489560 76225230959 80237085220 112331919308 140414899135 152450461918 160474170440 224663838616 280829798270 304900923836 381126154795 533576616713 561659596540 609801847672 762252309590 1067153233426 1123319193080 1524504619180 2134306466852 2667883083565 3049009238360 4268612933704 5335766167130 10671532334260 21343064668520
• Sum of all divisors σ(n): 57988340121600
• Sum of proper divisors (its aliquot sum) s(n): 36645275453080
• 21343064668520 is an abundant number, because the sum of its proper divisors (36645275453080) is greater than itself. Its abundance is 15302210784560

Bases of 21343064668520

• Binary: 100110110100101010001110010011011100101101000₂
• Hexadecimal: 0x136951C9B968
• Base-36: 7KCV9N42W

Squares and roots of 21343064668520

• 21343064668520 squared (21343064668520²) is 455526409444626737478990400
• 21343064668520 cubed (21343064668520³) is 9722329614995388156047157302040262208000
• The square root of 21343064668520 is 4619855.4813457099
• The cube root of 21343064668520 is 27738.6674148255

Scales and comparisons

• 21,343,064,668,520 seconds is equal to 678,643 years, 22 weeks, 5 days, 10 hours, 35 minutes, 20 seconds.
• To count from 1 to 21,343,064,668,520 would take you about one million, six hundred ninety-six thousand, six hundred eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21343064668520 cubic inches would be around 2311.6 feet tall.

Recreational maths with 21343064668520

• 21343064668520 backwards is 02586646034312
• The number of decimal digits it has is: 14
• The sum of 21343064668520's digits is 50
• More coming soon!